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Cisco Unified IP Phone 7962G and 7942G Administration Guide for Cisco Unified Communications Manager 6.1(3)
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Chapter 4      Configuring Settings on the Cisco Unified IP Phone
    Device Configuration Menu
CDP: PC Port Indicates whether CDP is supported on the PC port 
(default is enabled).
Enable CDP on the PC port when Cisco VT 
Advantage/Unified Video Advantage (CVTA) is 
connected to the PC port. CVTA does not work 
without CDP interaction with the phone. 
Note When CDP is disabled in Cisco Unified 
Communications Manager, a warning is 
displayed, indicating that disabling CDP 
on the PC port prevents CVTA from 
working.
Note The current PC and switch port CDP 
values are shown on the Settings menu.
From Cisco Unified Communications Manager 
Administration, choose Device > Phone.
CDP: SW Port Indicates whether CDP is supported on the switch 
port (default is enabled).
  • Enable CDP on the switch port for VLAN 
assignment for the phone, power negotiation, 
QoS management, and 802.1x security.
  • Enable CDP on the switch port when the 
phone is connected to a Cisco switch.
Note When CDP is disabled in Cisco Unified 
Communications Manager, a warning is 
presented, indicating that CDP should be 
disabled on the switch port only if the 
phone is connected to a non-Cisco switch.
Note The current PC and switch port CDP 
values are shown on the Settings menu.
From Cisco Unified Communications Manager 
Administration, choose Device > Phone.
Table 4-17 Network Configuration Menu Options (continued)
Option Description To Change